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Subject[PATCH] mm: skip reserved page for kmem leak scanning
Date
From: Zhaoyang Huang <zhaoyang.huang@unisoc.com>

It is no need to scan reserved page, skip it.

Signed-off-by: Zhaoyang Huang <zhaoyang.huang@unisoc.com>
---
mm/kmemleak.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/kmemleak.c b/mm/kmemleak.c
index a182f5d..c546250 100644
--- a/mm/kmemleak.c
+++ b/mm/kmemleak.c
@@ -1471,7 +1471,7 @@ static void kmemleak_scan(void)
if (page_zone(page) != zone)
continue;
/* only scan if page is in use */
- if (page_count(page) == 0)
+ if (page_count(page) == 0 && !PageReserved(page))
continue;
scan_block(page, page + 1, NULL);
if (!(pfn & 63))
--
1.9.1
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